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History of the metric system

history Maturity 5-7

People need ways to measure things.

Metric and imperial systems (2019).svg
Metric and imperial systems (2019).svg
Long ago, rules for size were hard. They were not the same everywhere. Then, a new way began in France. It used the Earth to help. This way helps us all today. Do you use it at home?

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🖼️ Images & Media (11)
File:Metric and imperial systems (2019).svg
Metric and imperial systems (2019).svg
File:Watt James von Breda.jpg
Watt James von Breda.jpg
File:Nicolas de Condorcet.PNG
Nicolas de Condorcet.PNG
File:Rodez-coquelicots480.JPG
Rodez-coquelicots480.JPG
File:Obs-Paris-meridienne.jpg
Obs-Paris-meridienne.jpg
File:Joule's Apparatus (Harper's Scan).png
Joule's Apparatus (Harper's Scan).png
File:Metric seal.svg
Metric seal.svg
File:US National Length Meter.JPG
US National Length Meter.JPG
File:FourMetricInstruments.JPG
FourMetricInstruments.JPG
File:Prototype mass drifts.jpg
Prototype mass drifts.jpg
File:Unit relations in the new SI.svg
Unit relations in the new SI.svg
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📚 Content adapted from Wikipedia | Readability: FK 14.7 | Vital Level 5